St. Catherine`s educates students in the Catholic faith, fostering an environment of academic and behavioral excellence to create lifelong learners and globally responsible citizens.
St. Catherine's is built on the Dominican values of:
Study: Delivering excellence in Catholic education that maximizes the potential of every student, producing graduates who embrace a lifelong love of learning.
Prayer: Elevating our Catholic faith in a loving God who lies at the center of all things, and who guides all of His people in their personal faith journeys.
Service: Creating a civically engaged environment that forms conscious world citizens who appreciate the dignity of every individual, driven by both word and deed.
Community: Emphasizing the importance of positive relationships at our school, in the surrounding area, and within the greater world, leading to personal growth and enabling a commitment to the common good.
Quick Stats (2025)
- Top Ranked WI School
- Grades: 9-12
- Enrollment: 452 students
- Yearly Tuition: $12,115
- Average class size: 17 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Catherines High School ranks among the top 20% of private schools in Wisconsin for:
Category
Attribute
Student Body
Sports offered
Extracurriculars
School History
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 9-12
Year Founded
1865
Summer School Offered
Yes
Student Body
Total Students
452 students
Student Body Type
Co-ed
% Students of Color
81%
State avg.: 35%
Students by Grade

Academics and Faculty
Total Classroom Teachers
29 teachers
Student : Teacher Ratio
16:1
National avg.: 13:1
Average Class Size
17 students
Number of AP Courses
11 courses
List of Courses Offered
Advanced Courses
Biology, Calculus AB, Computer Science, English Language and Composition, English Literature and Composition, Environmental Science, Human Geography, Macroeconomics, Microeconomics, Studio Art, United States History
Classroom Dress Code
Formal
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
$12,115
Tuition Notes
Students entering St. Catherine\'s from a Siena Catholic School will receive a $2,500 yearly scholarship, bringing tuition to $9,615. After financial aid and scholarships, average tuition is $4,000.
% on Financial Aid
99%
Sports
Total Sports Offered
15 sports
Sports
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
15 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
Angel Leadership Academy, Art Club, Chess Club, Diversity Club, Drama Club/SCHS Players, Environmental Club, Guardian Angels, Interact Club, National Honor Society, Student Council, Students Against Destructive Decisions, The Lance, The Shield, YES Club, Young Medical Professionals
Angel Leadership Academy, Art Club, Chess Club, Diversity Club, Drama Club/SCHS Players, Environmental Club, Guardian Angels, Interact Club, National Honor Society, Student Council, Students Against Destructive Decisions, The Lance, The Shield, YES Club, Young Medical Professionals
School Notes
- St. Catherine`s educates students in the Catholic faith, fostering an environment of academic and behavioral excellence to create lifelong learners and globally responsible citizens.
- St. Catherine's is built on the Dominican values of:
- Study: Delivering excellence in Catholic education that maximizes the potential of every student, producing graduates who embrace a lifelong love of learning.
- Prayer: Elevating our Catholic faith in a loving God who lies at the center of all things, and who guides all of His people in their personal faith journeys.
- Service: Creating a civically engaged environment that forms conscious world citizens who appreciate the dignity of every individual, driven by both word and deed.
- Community: Emphasizing the importance of positive relationships at our school, in the surrounding area, and within the greater world, leading to personal growth and enabling a commitment to the common good.
Source: Verified school update
Frequently Asked Questions
How much does St. Catherines High School cost?
St. Catherines High School's tuition is approximately $12,115 for private students.
What schools are St. Catherines High School often compared to?
St. Catherines High School is often viewed alongside schools like Racine Lutheran High School by visitors of our site.
What sports does St. Catherines High School offer?
St. Catherines High School offers 15 interscholastic sports: Baseball, Basketball, Cheering, Cross Country, Dance, Diving, Football, Golf, Soccer, Softball, Swimming, Tennis, Track and Field, Volleyball and Wrestling. St. Catherines High School is ranked as one of the top 20% of private schools in Wisconsin for most sports offered.
What is St. Catherines High School's ranking?
St. Catherines High School ranks among the top 20% of private schools in Wisconsin for: Highest percentage of students of color, Largest student body, Most sports offered, Most extracurriculars offered and Oldest founding date.
When is the application deadline for St. Catherines High School?
The application deadline for St. Catherines High School is rolling (applications are reviewed as they are received year-round).
School Reviews
5 5/17/2021
Great supportive and fun high school atmosphere. Academic offerings for all, including honors track, many AP classes and in-high school-taught college credit/classes. Every sport and club imaginable.
5 1/27/2020
Excellent school academically and love it's warm community and family feeling. Students get a great education but also a great high school experience with the amazing number of sports and clubs offered. Opportunities to explore, learn and excel include its two STEM tracks, Coding Club, concurrent college and AP classes, servant leadership opportunities including a 5-day mission trip, international trips for language classes, theater, all sports and more.
Endorse St. Catherines High School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles

Social Emotional Learning: Education's Hidden Symphony
A musician's perspective on Social Emotional Learning reveals how this educational framework orchestrates success through five essential emotional competencies.

A Roadmap For Starting A Private School
Use this roadmap as a set of talking points with your trusted mentors and professionals to start the private school of your dreams. You're not alone. Over the years, hundreds of folks like you have had the same dream. From Quintilian to Maria Montessori to Lucy Madeira Wing, visionary educators have established schools to teach according to their beliefs and methodologies.

December 31, 2024
The Spectrum of Islamic Education: From Secular to OrthodoxThis article explores the importance of Islamic K-12 education in today's secular society, providing a roadmap for parents to nurture their children's faith and academic success. Through a question-and-answer format between a parent and an imam, it addresses key aspects such as the types of Islamic education available, when to start, and how to balance religious and secular learning. The essay emphasizes the spiritual and moral benefits of instilling Islamic values in young people, offering practical advice and inspiration for families seeking to raise well-rounded and faithful individuals.